Studies of animal behavior have come a long way from the days when scientists followed their subjects around with pen and notepad. But although cameras have replaced clipboards, evaluating the resulting videos ...

There are plenty of body parts that don't grow back when you lose them. Nails are an exception, and a new study published in the Proceedings of the National Academy of Sciences (PNAS) reveals some of the r ...

Hox genes are master body-building genes that specify where an animal's head, tail and everything in between should go. There's even a special Hox gene program that directs the development of limbs and fins, ...

A new handheld probe developed by a team of university and industry researchers in the Netherlands and France could give doctors powerful new imaging capabilities right in the palms of their hands. The imaging ...

An organization in Poland has announced that it has a new kind of screen display for sale, all part of what it calls the Leia Display System. In practice, it's like an empty picture frame that has mist pushed ...

Specially-trained victim recovery dogs can perform phenomenal feats in sniffing out the whereabouts of bodies and body parts, even beneath mounds of rubble or deep below water. But University of Huddersfield ...

(Phys.org) —A dust-covered fly might spend more than 20 minutes removing the offending grit and grime from its body. With only its own legs to complete the chore, the fly needs a plan of attack. Thanks ...

Regeneration is one of the most tantalizing areas of biological research. How are some animals able to regrow body parts following injury? Why can't humans do the same thing? Can scientists learn the secrets ...

(Phys.org) —Researchers at the Georgia Institute of Technology have discovered that mammals above a certain size appear to conform to what they have dubbed, the "law of urination"—that is, mammals of ...

(Phys.org) —Researchers from the University's of Bristol and Birmingham in the U.K. have made progress in identifying the ways that a conodont used its teeth—the earliest ever found in a vertebrate. In their paper published ...

Early in development, the embryo establishes the various axes that determine the symmetry of the mature animal. For example, the patterning of dorsal and ventral surfaces governs formation of the organism's ...

The cartoon characters so loved by young and old audiences alike are becoming increasingly lifelike. In order for them to look realistic, animators invest a lot of time in making a fat belly wobble as naturally ...

Salamanders' capacity to regrow lost limbs may seem infinite when compared with that of humans, but even amongst salamanders, some species regenerate body parts very slowly, while others lose this capacity ...

The daring and adventurous sloth bear cub, Hank, made his public debut at the Smithsonian's National Zoo today. He is the first sloth bear born at the Zoo in seven years. Born Dec. 19, 2012, Hank and his ...